Table 1
Distance to the clouds, mass in their H I and CO phases, SFR, and XCO factors.
| Distance | MHI |  |
 (AV > 8 mag) |
SFR | X |
|
|---|---|---|---|---|---|---|
| Name | [pc] | [M⊙] | [M⊙] | [M⊙] | [10−6 M⊙ yr−1] | 1020 cm−2 K−1 km−1 s |
| Cet1 | 190 ± 30 | 4640 ± 720 | 200 ± 50 | – | – | 1.01 ± 0.16 |
| Cet2 | ′′ | 3720 ± 580 | 330 ± 80 | – | – | ″ |
| tauM1 | 140 ± 30 | 11 500 ± 2100 | 1650 ± 440 | – | – | 0.67 ± 0.01 |
| tauM2 | ″ | 6920 ± 1150 | 6870 ± 1730 | 410 ± 100 | 18.5 ± 10.3 | ′′ |
| tauS1 | 160 ± 10 | 14 800 ± 800 | 760 ± 150 | – | – | 1.04 ± 0.05 |
| tauS2 | ′′ | 6100 ± 300 | 250 ± 50 | – | – | ′′ |
| tauN1 | 190 ± 50 | 8100 ± 2200 | 470 ± 150 | – | – | 0.90 ± 0.03 |
| tauN2 | ′′ | 10 600 ± 2900 | 660 ± 220 | 27 ± 9 | 1.2 ± 0.7 | ′′ |
| Auriga | ′′ | 5290 ± 670 | 2950 ± 670 | – | – | ′′ |
| Cal | 410 ± 20 | 26 600 ± 1600 | 18 300 ± 3600 | 150 ± 30 | 6.8 ± 3.8 | 0.87 ± 0.03 |
| ChaI | 150 ± 10 | 5380 ± 720 | 640 ± 150 | 25 ± 6 | 1.1 ± 0.6 | 0.65 ± 0.02 |
| ChaII-III | ′′ | 3570 ± 480 | 940 ± 220 | 9 ± 2 | 0.4 ± 0.2 | ′′ |
| ChaEastI | ′′ | 1830 ± 250 | 210 ± 50 | – | – | ′′ |
| ChaEastII | ′′ | 5870 ± 780 | 350 ± 80 | – | – | ′′ |
| Musca | ′′ | 5890 ± 590 | 220 ± 50 | – | – | ′′ |
Notes. The SFR have been derived from the mass of dense molecular gas at
AV > 8 mag.
according tothe empirical relation expected from the “microphysics” of prestellar core formation within filaments (Shimajiri et al. 2017) :
SFR = (4.5 ± 2.5) × 10−8 M⊙ yr−1 × (
/M⊙).
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